*'''[Lamar]''' Lamar, William Harmong, "Thomas Lamar of the Province of Maryland, and a Part of His Descendants," ''Publications of the Southern History Association,'' Vol. 1, No. 3 (Jul. 1897):203-210. Digitized by [http://archive.org/stream/publicationssou02assogoog#page/n214/mode/2up Internet Archive].

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*'''[Lamar]''' Lamar, William Harmong, "Thomas Lamar of the Province of Maryland, and a Part of His Descendants," ''Publications of the Southern History Association,'' Vol. 1, No. 3 (Jul. 1897):203-210. Digitized by [http://archive.org/stream/publicationssou02assogoog#page/n214/mode/2up Internet Archive] - free.

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*'''[Lamar]''' Crozier, William Armstrong. ''Virginia Heraldica: Being a Registry of Virginia Gentry Entitled to Coat Armor, With Genealogical Notes of the Families.'' New York: The Genealogical Association, 1908. Digital version at [http://archive.org/details/virginiaheraldic00croz Internet Archive] - free.

Church

Maryland State Archives' Guide to Maryland Religious Institutions identifies all churches known to have existed in Prince George's County, Maryland. It covers all denominations and includes record descriptions. The following records, taken from its collection, have been digitized and made available to view for free online:

[D'Hiniossa] Hoffman, William J. "Alexander D'Hiniossa, The Last Dutch Director on the Delaware," The New York Genealogical and Biographical Record, Vol. 73, No. 4 (Oct. 1942):246-250. Digital version at New York Family History ($); FHL Book 974.7 B2n v. 73.

[Lamar] Lamar, William Harmong, "Thomas Lamar of the Province of Maryland, and a Part of His Descendants," Publications of the Southern History Association, Vol. 1, No. 3 (Jul. 1897):203-210. Digitized by Internet Archive - free.

[Lamar] Crozier, William Armstrong. Virginia Heraldica: Being a Registry of Virginia Gentry Entitled to Coat Armor, With Genealogical Notes of the Families. New York: The Genealogical Association, 1908. Digital version at Internet Archive - free.

[Parker]See Bates.

[Pottenger] Thompson, Neil D. and Paul C. Reed. "Falsehood and Truth: The Ancestry of John Pottenger, Immigrant to Maryland in 1684," The American Genealogist, Vol. 68, No. 3 (Jul. 1993):139-145. Available at FHL.

Local Histories

Maps

Military

Revolutionary War

A Census of Pensioners for Revolutionary or Military Services: With their Names, Ages, and Places of Residence, as Returned by the Marshalls of the Several Judicial Districts, Under the Act for Taking the Sixth Census]. 1841. Digital version at Google Books. 1967 reprint: FHL Collection 973 X2pc 1840. [See Maryland, Prince George's County on page 127.]

French War (1799)

"Two Muster Rolls, Militia Prince George's County, French War, 1799, giving Dates of Birth of Soldiers," is available online, see pages 173-175 in:

War of 1812

List of Pensioners on the Roll, January 1, 1883; Giving the Name of Each Pensioner, the Cause for Why Pensioned, the Post-Office Address, the Rate of Pension Per Month, and the Date of Original Allowance... Washington, D.C.: Government Printing Office, 1883. FHL Collection 973 M2Lp v. 5; digital versions at Google Books and Internet Archive. [See Vol. 5, Maryland, Prince George's County, pp. 153-154. Identifies War of 1812 veterans living in this county in 1883.]